Morphological variation within Sumaterana crassiovis comb. n. (a) MZB.AMPH.29196, female, Provinsi Aceh, (b) Provinsi Sumatera Utara, (c) MZB.AMPH.29200, male, Provinsi Sumatera Barat, (d) ZMH.A14197, male, Provinsi Sumatera Barat, (e) MZB.AMPH.29320, male, Provinsi Sumatera Barat, (f) MZB.AMPH.29277, young male, Provinsi Bengkulu, (g) ZMH.A14151, male, Provinsi Sumatera Selatan, (h) ZMH.A14185 and MZB.AMPH.29296, male and female, Provinsi Lampung. Photos by U. Arifin, except for (b) by A. Irawan.

  Part of: Arifin U, Smart U, Hertwig ST, Smith EN, Iskandar DT, Haas A (2018) Molecular phylogenetic analysis of a taxonomically unstable ranid from Sumatra, Indonesia, reveals a new genus with gastromyzophorous tadpoles and two new species. Zoosystematics and Evolution 94(1): 163-193.